In central India's dry forests, community trackers hunt for signs of elephants to feed into an alert system that is helping prevent some of the hundreds of fatal tramplings each year.
Boots crunch on brittle leaves as Bhuvan Yadav, proudly wearing a T-shirt with his team's title of "friends of the elephant", looks for indicators ranging from tracks or dung, to sightings or simply the deep warning rumbles of a herd.
